2061588 has 12 divisors (see below), whose sum is σ = 4810400. Its totient is φ = 687192.

The previous prime is 2061583. The next prime is 2061589. The reversal of 2061588 is 8851602.

It is a tau number, because it is divible by the number of its divisors (12).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2061583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85888 + ... + 85911.

2^2061588 is an apocalyptic number.

It is an amenable number.

2061588 is an abundant number, since it is smaller than the sum of its proper divisors (2748812).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2061588 is a wasteful number, since it uses less digits than its factorization.

2061588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171806 (or 171804 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 2061588 is about 1435.8231088821. The cubic root of 2061588 is about 127.2723195411.

The spelling of 2061588 in words is "two million, sixty-one thousand, five hundred eighty-eight".